// Copyright (c) 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CONTENT_RENDERER_MEDIA_RTC_CERTIFICATE_GENERATOR_H_
#define CONTENT_RENDERER_MEDIA_RTC_CERTIFICATE_GENERATOR_H_

#include "base/macros.h"
#include "third_party/WebKit/public/platform/WebRTCCertificate.h"
#include "third_party/WebKit/public/platform/WebRTCCertificateGenerator.h"
#include "third_party/WebKit/public/platform/WebRTCKeyParams.h"
#include "third_party/webrtc/base/optional.h"

namespace content {

// Chromium's WebRTCCertificateGenerator implementation; uses the
// PeerConnectionIdentityStore/SSLIdentity::Generate to generate the identity,
// rtc::RTCCertificate and content::RTCCertificate.
class RTCCertificateGenerator : public blink::WebRTCCertificateGenerator {
public:
    RTCCertificateGenerator() { }
    ~RTCCertificateGenerator() override { }

    // blink::WebRTCCertificateGenerator implementation.
    void generateCertificate(
        const blink::WebRTCKeyParams& key_params,
        std::unique_ptr<blink::WebRTCCertificateCallback> observer) override;
    void generateCertificateWithExpiration(
        const blink::WebRTCKeyParams& key_params,
        uint64_t expires_ms,
        std::unique_ptr<blink::WebRTCCertificateCallback> observer) override;
    bool isSupportedKeyParams(const blink::WebRTCKeyParams& key_params) override;
    std::unique_ptr<blink::WebRTCCertificate> fromPEM(
        blink::WebString pem_private_key,
        blink::WebString pem_certificate) override;

private:
    void generateCertificateWithOptionalExpiration(
        const blink::WebRTCKeyParams& key_params,
        const rtc::Optional<uint64_t>& expires_ms,
        std::unique_ptr<blink::WebRTCCertificateCallback> observer);

    DISALLOW_COPY_AND_ASSIGN(RTCCertificateGenerator);
};

} // namespace content

#endif // CONTENT_RENDERER_MEDIA_RTC_CERTIFICATE_GENERATOR_H_
